Home / 13,761,058.80-20,613,205.80-8,064,015.60

Finding the Fourth Proportional to 13,761,058.80, 20,613,205.80 and 8,064,015.60

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Solution

The fourth proportional to 13,761,058.80, 20,613,205.80 and 8,064,015.60 is: 12,079,391.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,761,058.80 : 20,613,205.80 = 8,064,015.60 : x
  2. Step 2: Convert to fraction form
    13,761,058.80/20,613,205.80 = 8,064,015.60/x
  3. Step 3: Cross multiply
    13,761,058.80x = 20,613,205.80 × 8,064,015.60
  4. Step 4: Simplify right side
    13,761,058.80x = 166,225,213,137,210.47
  5. Step 5: Solve for x
    x = 166,225,213,137,210.47/13,761,058.80
  6. Step 6: Final answer
    x = 12,079,391.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.